PHP: fix for the overload_rename testcase

Previously we just had two __construct function which resulted in a
parse error. Now we create a new factory method for the renamed ctor.

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@11510 626c5289-ae23-0410-ae9c-e8d60b6d4f22

Examples/test-suite/php/overload_rename_runme.php

@@ -0,0 +1,19 @@
+<?php
+
+require "tests.php";
+require "overload_rename.php";
+
+// No new functions
+check::functions(array());
+// No new classes
+check::classes(array(Foo));
+// now new vars
+check::globals(array());
+
+$f = new Foo(1.0);
+$f = new Foo(1.0,1.0);
+$f = Foo::Foo_int(1.0,1);
+$f = Foo::Foo_int(1.0,1,1.0);
+
+check::done();
+?>